US Bridges

CR700A NW 176th Av over Ash Slough

FairPosted for load

Okeechobee County, Florida · 2.2 MI North of US-98 · Structure no. 914001

Built
1957
68 years old
Condition
Fair
inspected February 2025
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
1,350
2025 count
Owner
County
County Highway Agency

About this bridge

CR700A NW 176th Av over Ash Slough is a concrete slab carrying CR700A NW 176th Av over Ash Slough in Okeechobee County, Florida. It was built in 1957, so it is 68 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,350 vehicles a day, roughly 15% of them trucks, projected to reach 2,343 by 2045. The structure is 120 ft (36.6 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCR700A NW 176th Av
CrossesAsh Slough
Location2.2 MI North of US-98
RouteCounty Highway 700A
StateFlorida
Coordinates27.41654, -81.00681
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.3 US tons
Inventory rating26 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadUnknown
Structure length120 ft (36.6 m)
Longest span20 ft (6.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2025)
Projected traffic2,343 by 2045
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR700A NW 176th Av over Ash Slough built?

It was built in 1957, making it 68 years old in 2025.

What condition is CR700A NW 176th Av over Ash Slough in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does CR700A NW 176th Av over Ash Slough carry?

About 1,350 vehicles per day (2025 count), of which roughly 15% are trucks.

How long is CR700A NW 176th Av over Ash Slough?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 26 ft wide.

Who owns CR700A NW 176th Av over Ash Slough?

It is owned by the County Highway Agency.